BR112019023093A2 - CELLULOSE DERIVATIVES - Google Patents

CELLULOSE DERIVATIVES Download PDF

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Publication number
BR112019023093A2
BR112019023093A2 BR112019023093-9A BR112019023093A BR112019023093A2 BR 112019023093 A2 BR112019023093 A2 BR 112019023093A2 BR 112019023093 A BR112019023093 A BR 112019023093A BR 112019023093 A2 BR112019023093 A2 BR 112019023093A2
Authority
BR
Brazil
Prior art keywords
cellulose derivatives
methods
present description
description relates
cellulose pulp
Prior art date
Application number
BR112019023093-9A
Other languages
Portuguese (pt)
Inventor
Pahimanolis Nikolaos
Original Assignee
Betulium Oy
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Betulium Oy filed Critical Betulium Oy
Publication of BR112019023093A2 publication Critical patent/BR112019023093A2/en

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B5/00—Preparation of cellulose esters of inorganic acids, e.g. phosphates
    • C08B5/14—Cellulose sulfate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
    • C08B1/02—Rendering cellulose suitable for esterification
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
    • C08B1/06—Rendering cellulose suitable for etherification
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B11/00—Preparation of cellulose ethers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B15/00—Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
    • C08B15/02—Oxycellulose; Hydrocellulose; Cellulosehydrate, e.g. microcrystalline cellulose
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B5/00—Preparation of cellulose esters of inorganic acids, e.g. phosphates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08H—DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS
    • C08H8/00—Macromolecular compounds derived from lignocellulosic materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y40/00—Manufacture or treatment of nanostructures

Abstract

a presente descrição é relacionada a métodos para derivatizar polpa de celulose, e a produtos obteníveis usando o referido método.the present description relates to methods for derivatizing cellulose pulp, and to products obtainable using said method.

BR112019023093-9A 2017-05-05 2018-05-04 CELLULOSE DERIVATIVES BR112019023093A2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI20175394 2017-05-05
FI20175394 2017-05-05
PCT/FI2018/050328 WO2018202955A1 (en) 2017-05-05 2018-05-04 Cellulose derivatives

Publications (1)

Publication Number Publication Date
BR112019023093A2 true BR112019023093A2 (en) 2020-05-26

Family

ID=62200472

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112019023093-9A BR112019023093A2 (en) 2017-05-05 2018-05-04 CELLULOSE DERIVATIVES

Country Status (8)

Country Link
US (1) US11840585B2 (en)
EP (1) EP3619239A1 (en)
JP (1) JP2020518715A (en)
CN (1) CN110799548B (en)
BR (1) BR112019023093A2 (en)
CA (1) CA3062261A1 (en)
WO (1) WO2018202955A1 (en)
ZA (1) ZA201907397B (en)

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EP3786188A4 (en) * 2018-04-25 2022-01-26 Marusumi Paper Co., Ltd. Sulfonated pulp fibers, derivative pulp, sulfonated fine cellulose fibers, method for producing sulfonated fine cellulose fibers, and method for producing sulfonated pulp fibers
JP6966606B2 (en) * 2019-07-31 2021-11-17 丸住製紙株式会社 A method for producing a sulfonated fine cellulose fiber having a sulfo group introduced at the C6 position and a sulfonated fine cellulose fiber having a sulfo group introduced at the C6 position.
EP4029983A4 (en) * 2019-09-11 2023-09-06 Marusumi Paper Co., Ltd. Sulfonated cellulose microfibers and method for producing same
JP7427889B2 (en) * 2019-09-12 2024-02-06 王子ホールディングス株式会社 Sulfate-esterified fibrous cellulose, composition, sheet, and method for producing sulfate-esterified fibrous cellulose
CN111073458B (en) * 2019-12-31 2021-07-30 广州中海涂装科技有限公司 Preparation method for improving drying speed of water-based epoxy primer
JP6835270B1 (en) * 2020-02-17 2021-02-24 王子ホールディングス株式会社 Sulfate-esterified fibrous cellulose, composition, sheet and method for producing sulfate-esterified fibrous cellulose
JP7039750B2 (en) * 2020-04-30 2022-03-22 丸住製紙株式会社 Pulp and pulp dispersion
JP7039748B2 (en) * 2020-04-30 2022-03-22 丸住製紙株式会社 Pulp, pulp dispersion and transparent sheet
JP7039749B2 (en) * 2020-04-30 2022-03-22 丸住製紙株式会社 Pulp manufacturing method
JP7041774B2 (en) 2020-05-28 2022-03-24 丸住製紙株式会社 Redispersible pulp and redispersible pulp composition
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CN116769460B (en) * 2023-08-17 2023-11-03 山东德坤工贸有限公司 Thickening agent for fracturing for preventing material accumulation and preparation method thereof

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Also Published As

Publication number Publication date
JP2020518715A (en) 2020-06-25
ZA201907397B (en) 2020-07-29
EP3619239A1 (en) 2020-03-11
CA3062261A1 (en) 2018-11-08
CN110799548A (en) 2020-02-14
RU2019136162A (en) 2021-07-19
US20210155716A1 (en) 2021-05-27
WO2018202955A1 (en) 2018-11-08
CN110799548B (en) 2022-09-06
US11840585B2 (en) 2023-12-12
RU2019136162A3 (en) 2021-11-23

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B350 Update of information on the portal [chapter 15.35 patent gazette]
B06W Patent application suspended after preliminary examination (for patents with searches from other patent authorities) chapter 6.23 patent gazette]
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]